Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7DB callsign genealogy
Currently held by Bartholomew, David G
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AD7DB's current licensee, walking backwards.
- Bartholomew, David GCAgranted 1996-03-19cancelled 2001-02-17
Successor callsigns
Callsigns held now by people who previously held AD7DB.
No current licensee on record previously held this callsign.